TREA

Keith Lewis

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  • Moorpark, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chemical controller system and method
    • Patent number 11,687,103
    • Issue date Jun 27, 2023
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Chemical controller system and method
    • Patent number 10,990,115
    • Issue date Apr 27, 2021
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Chemical controller system and method
    • Patent number 10,191,498
    • Issue date Jan 29, 2019
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

  • Information Patent Application

    CHEMICAL CONTROLLER SYSTEM AND METHOD
    • Publication number 20230341878
    • Publication date Oct 26, 2023
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    CHEMICAL CONTROLLER SYSTEM AND METHOD
    • Publication number 20210247785
    • Publication date Aug 12, 2021
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Chemical Controller System and Method
    • Publication number 20190227581
    • Publication date Jul 25, 2019
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    Chemical Controller System and Method
    • Publication number 20160259348
    • Publication date Sep 8, 2016
    • Pentair Water Pool and Spa, Inc.
    • Keith Lewis
    • G05 - CONTROLLING REGULATING